Developer Builds Samar, a Multilingual AI Banking Voice Agent, in 10 Days

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A developer built Samar, a multilingual AI voice agent designed for a fictional Bharat Digital Bank, over a 10-day challenge called VoiceForBharat Edition. Samar can answer banking queries, fetch real-time exchange rates, locate nearby branches, make outbound reminder calls, and escalate sensitive issues to human agents. The system uses LiveKit for real-time voice communication, an LLM for reasoning, and Murf Falcon's text-to-speech API for voice generation, with support for Hindi in Devanagari script and English. For security, Samar is programmed never to request sensitive credentials such as PINs, OTPs, or passwords from users. A call analytics dashboard was also built alongside the agent to track metrics including total calls, language distribution, tool usage, and human escalations.

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